215-012

View detailed technical data, stock status, and sourcing information for: 215-012
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-732-0559

Item Name Code

01857

Assigment Date

01/01/1961 (65 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

w/s:support equipment, b-1 aircraft; shipboard material handling equipment (mhe); sas (starting air sys), ffg-7; fire pumps; vehicle, aircraft refueler r-14; chilled water a/c systems; airborne mobile dir air spt ctl (2id), (o2m jul83)(an/uyq-3a); gun, 5-in./54 cal, mk-42 & 45; l.p. compressors end item identification, 2b thread class, hexagon nut style, right-hand thread direction, 0.320 inches minimum and 0.337 inches maximum nut height

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.320 inches minimum and 0.337 inches maximum
End Item Identification: w/s:support equipment, b-1 aircraft; shipboard material handling equipment (mhe); sas (starting air sys), ffg-7; fire pumps; vehicle, aircraft refueler r-14; chilled water a/c systems; airborne mobile dir air spt ctl (2id), (o2m jul83)(an/uyq-3a); gun, 5-in./54 cal, mk-42 & 45; l.p. compressors
Width Across Flats: 0.5510 inches minimum and 0.5625 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 24
Hardness Rating: 121.0 brinell standard minimum
Nominal Thread Size: 0.375 inches
Bearing Surface Type: chamfered or washer faced
Material: steel overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-012-0369	No Name Available	09/01/1990
5310-00-042-7318	No Name Available	05/23/2022
5310-00-186-9431	No Name Available	01/01/1983
5310-00-194-8198	No Name Available	02/18/1978
5310-00-208-8688	No Name Available	10/01/1982
5310-00-263-8479	No Name Available	09/01/1995
5310-00-483-2371	No Name Available	10/01/1971
5310-00-639-1049	No Name Available	05/01/1986
5310-00-718-3179	No Name Available	02/05/1972
5310-00-774-7168	No Name Available	10/05/1970
5310-01-117-6261	No Name Available	07/01/1994
5310-01-194-8743	No Name Available	03/01/1988
5310-01-197-0787	No Name Available	02/01/1987

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
0702010	Hexagon Plain Nut
08-203587	Hexagon Plain Nut
10B000218-8	Hexagon Plain Nut
13207E5471FN84	Hexagon Plain Nut
215-012	Hexagon Plain Nut
23A4C3	Hexagon Plain Nut
25-116	Hexagon Plain Nut
251287	Hexagon Plain Nut
28364	Hexagon Plain Nut
3025181	Hexagon Plain Nut
403120020	Hexagon Plain Nut
427318	Hexagon Plain Nut
456720119804	Hexagon Plain Nut
5310-732-0559	Hexagon Plain Nut
5310007320559	Hexagon Plain Nut
65489-12	Hexagon Plain Nut
717009A	Hexagon Plain Nut
867-0027	Hexagon Plain Nut
95463A031	Hexagon Plain Nut
CD-9797-1 PIECE 66	Hexagon Plain Nut
MS35690-622	Hexagon Plain Nut
MS51968-8	Hexagon Plain Nut
S22583D	Hexagon Plain Nut
S22583D98343	Hexagon Plain Nut

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-732-0559?

The FSCG of the NSN 5310-00-732-0559 is 5310

Does the NSN 5310-00-732-0559 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-732-0559 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-00-732-0559 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-732-0559 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-00-732-0559 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961